Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAGDQD4JH4fTgD6jKXqr6Yt+gB9X8BPFZpzpg94VIDXYg9r8Q8SJSHJ5IIxYMpB… (1,748 chars)"
  }
}